Progress -- 4 Economic Growth and Public Debt in the World Economy -- 5 "New" Growth Theory and Knowledge Externalities in … rich countries and policies to mitigate climate change are explored . The first part starts from the “old” growth theory … and bridges to the “new” growth theory (including R&D and human capital approaches). The second part presents an …

and Public Debt in the World Economy -- “New“ Growth Theory and Knowledge Externalities in Capital Accumulation … starts from the “old” growth theory and bridges to the “new” growth theory (including R&D and human capital approaches). The … second part presents an intertemporal equilibrium theory of inter- and intra-sectoral trade, investigates innovation, growth …